Process Control and Instrumentation Routh test Can not determine as to how many roots of the characteristics equation have positive real roots Criterion is not applicable to systems with polynomial characteristic equation Criterion provides information about the actual location of roots Cannot be used to test the stability of a control system containing transportation lag Can not determine as to how many roots of the characteristics equation have positive real roots Criterion is not applicable to systems with polynomial characteristic equation Criterion provides information about the actual location of roots Cannot be used to test the stability of a control system containing transportation lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation The term analogous to voltage in a single tank system is the Heat content of the system Liquid volume in the tank Level of liquid Flow rate Heat content of the system Liquid volume in the tank Level of liquid Flow rate ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation __________ is the static characteristics of an instrument, Response Dynamic error Drift Tine lag Response Dynamic error Drift Tine lag ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Phase margin is equal to Phase lag + 180° 180° - phase lag Phase lag - 180° Phase lag + 90° Phase lag + 180° 180° - phase lag Phase lag - 180° Phase lag + 90° ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation In a shell and tube heat exchanger, the inlet temperature of heating/cooling fluid is the __________ variable. Manipulated Load None of these Controlled Manipulated Load None of these Controlled ANSWER DOWNLOAD EXAMIANS APP
Process Control and Instrumentation Normal mercury thermometer can be used to measure a temperature of about 300°C. However, its maximum temperature measurement range can be increased upto about 500°C by Filling nitrogen under pressure in the stem Increasing the diameter of the tube Accounting for the tube expansion Using steel tube in place of glass tube Filling nitrogen under pressure in the stem Increasing the diameter of the tube Accounting for the tube expansion Using steel tube in place of glass tube ANSWER DOWNLOAD EXAMIANS APP
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